I . Rewrite these sentences using '' modals with if ''

1. It is fine tomorrow. We go on a picnic ( will )

=>If it is fine tomorrow, we will go on a picnic

2. You don't want to be late for the meeting . You take a taxi ( ought to )

=>If you didn't want to be late for the meeting, you ought to take a taxi

3. You enter the stadium . You have a ticket ( can )

=>If you enter the stadium, you can have a ticket.

4. You want to be there on time . You leave here now ( must )

=>If you want to be there on time,you must leave here nơ

5. You want your health to be better . You go to bed early ( should )

=>If you want your health to be better, you should go to bed early

6. I have a lot of free time . I go for a walk with you ( will )

=>If l have a lot of free time,l will go for a walk with you

7. You want to go to England to study . You are good at English ( must )

=>If you want to go to England to study, you must be good at English

8. Your homework in ready . You take a short rest ( may )

=>If your homework in ready ,you may take a shorr rest

9. You want to go home early . You finish your duty ( have to )

=>If you want to go home early, you have to finish your duty

10. You hurry . You don't miss the last bus ( won't )

=>If you don'thurry, you won't miss the last hus

I . Rewrite these sentences using '' modals with if ''

1. It is fine tomorrow. We go on a picnic ( will )

-> If it is fine tomorrow, we will go on a picnic.

2. You don't want to be late for the meeting . You take a taxi ( ought to )

-> You ought to take a taxi if you don't want to be late for the meeting.

3. You enter the stadium . You have a ticket ( can )

-> If you have a ticket, you can enter the stadium.

4. You want to be there on time . You leave here now ( must )

-> You must leave here now if you want to be there on time.

5. You want your health to be better . You go to bed early ( should )

-> If you want your health to be better, you should go to bed early.

6. I have a lot of free time . I go for a walk with you ( will )

-> If I have a lot of free time, I will go for a walk with you.

7. You want to go to England to study . You are good at English ( must )

-> You must be good at English if you want to go to England to study.

8. Your homework is ready . You take a short rest ( may )

-> You may take a short rest if your homework is ready.

9. You want to go home early . You finish your duty ( have to )

-> If you want to go home early, you have to finish your duty.

10. You hurry . You don't miss the last bus ( won't )

-> If you hurry, you won't miss the last bus.

1. He is unreliable. what he says___ be belived

1.A cannot B. must not C. may not D. might not

2. I was reading the book last night before I went to bed. I never took it out of this room. It___ be lying around here somewhere. Where __it be?

A. might- needn't B. can-should C. shoudn't-may D. must can

3. When you have a small child in the house, you___leave small objects lying around. SUch objects___ be swallowed, causing serious injury or even death

A. should-must B. should not- might C. needn't -may D. mustn't- can't

4. Jenny's engagement ring was precious. It ___ have cost a fortune

A. must B. should C. can D. needn't

5. I___ be at the meeting by 10:00 I will probably ___ take a taxi if I want to be on time

A. must- have to B. may- must C. should- needn't D. mustn't- shouldn't

6. You____ forget to pay the rent tomorrow. The landlord is very stict about paying on time

A. needn't B. mustn't C/ do not have to D. may not

7. I am not deaf. You__ shout

A. must B. mustn't C. need D. needn't

8. The lamp_____ be broken. Maybe the light bulb just burned out

A. should not B. might not C. must have been D. should have been

9. It is a stop secret. You___tell anyone about it

A. Mustn't B. needn't C. mightn't D won't

10. We have plenty of time for doing the work. We __ be hurried

A. needn't B. shouldn't C. mustn't D. mayn't

11. You ___ touch that switch, whatvever you do

A. mustn't B. needn't C. won't D. wouldn't

ex3. complete each sentence with might / must / should { not }

1. nancy said you didn't need to buy her anything for her birthday , but I really think you _____should______ at least get her some flowers or nice bottle of wine

2. debbie said she was really busy this week ,but I think she _______might____ show up at the party if she doesn't have to work overtime on friday

3. nina said she would come over right after work , so she ________should_______ be here by 6:00

4. oh my god , he's unconscious . don't move him - he ___might_____ have intenal injuries

5. Dan : where's the remote control ? I want to change the channel

Fiona: I don't know . It _____might_______ be under the couch

6. experts agree that to master a foregn language , you ______should_____ practicce the language regularly

7. new research suggests that exercise can reduce the chance of heat disesse as well as canser . that's why I told my father that he ________should_________ start walking once a day

8. we ____should____ invite sally and her husband to come to the picnic on saturday . we haven't seen them in weeks

11. I’m not sure where he is now. He might/can be in his office.
12. When I was at high school, we had to/must wear uniform on Mondays.
13. He couldn’t/shouldn’t write until he was eight.
14. This is the first time Tom’s been to Germany. Fortunately, he will /can speak German.
15. Is it true that cats must/can see in the dark?
16. Do you think I should/ could buy Alex a birthday present?
17. The doctor said I don’t have to/ mustn’t lift anything heavy
18. You shouldn’t/ couldn’t join the team if you don’t want to
19. Frank’s not in his office. He can/might I at lunch.
20. Come on, put those books away- you shouldn’t/ mustn’t be studying at this time of night.
21. Should/ Can I have tomorrow off? I have to/must go to the dentist because I have a toothache.
22. I’ll be quit late getting to London, but you mustn’t/ don’t have to change the plans for me.
23. Students may/should be encouraged to type their assignments. It is easier for their professors to read.
24. The president said that there can/might be a strike next week.
25. I don’t know what I’m doing tomorrow. I must/ might go to the beach or I may stay at home.

II. Underline the correct answer
1. If you like, I can/may make an appointment for you to see Dr Krall tomorrow.
2. Passengers mustn’t /don’t have to smoke while on board the plane.
3. Don’t let Sylvia climb that tree. She might/can fall.
4. You probably shouldn’t/ mustn’t keep your passport in that pocket: it could/ should easily be stolen.
5. I’m afraid Karen can’t/couldn’t come to the party tomorrow because she’s got flu.
6. Oh no! It mustn’t/can’t be 7 o’clock already. John and Graham will be here in fifteen minutes.
7. I absolutely ought to/have to leave the house at 6 if I want to be at the station by six-thirty.
8. Be careful, that pot’s very heavy. You have to/could hurt your back.
9. I have to/ must wear uniform at work according to the work principles.
10. Jack told his son: ‘Today, you have to/ must cut the grass in the garden.’

1.Children get present ______ Christmas and ______ their birthday. (at ... at / on ... on / on ... at / at ... on)

2. If you are going to the post off ice, would you post a letter ______ me? (to / at / on / for)

3. The windows haven’t been cleaned ______ weeks. (ago / since / for / to)

4. We usually go to our home village at least once ______ the summer. (in / on / to / for)

5. He said that John ______ u p his job.

(has given / have given / had given / had to give)

6. When I saw Susan, she said she was taking her driving test ______. (today / the next day / tomorrow / the tomorrow)

7. My TV is broken. I wish it ______ soon. (would be repaired / is repaired / was repaired / will be repaired)

8. I have lived with my parents. I wish I ______ an apartment. (will have / had / would have / has)

9. Have you ever wished you ______ to ski when you were younger? (will learn / could learn / learn / can learn)

10. Sometimes he wishes he ______ a different career when he graduates. (can choose / choose / will choose / could choose)

11. Matthew said he was meeting a friend at the station later ______. (that day / yesterday / tomorrow / this today)

12. The astronauts have alrea dy been in orbit ______ two days. (since / for / till / to)

13. We have lunch from 12.00 ______ 1.00. Then we start again go on ______ 5.30. (to ... at / from ... to / to ... to / to ... till)

14. She said that she ______ to learn to drive.

(is going / go / goes / was going)

15. She asked me ______ I liked pop music. (if / that / what / when)

16. She said that she was going away for a few days and ______ phone me when she got back. (will / must / would / shall)

17. I’ve lived in this street ______. (in 1998 / for 1 998 / since 1998 / tomorrow)

18. I want two seats for Romeo and Juliet ______ Friday night. (on / in / at / to)

19. Our train arrived in York ______ 6.00. (in / for / on / at)

20. There was an accident at the crossroads ______ midnight last night. (at / fo r / on / in)

21. She said she ______ come to the party on Friday. (won’t / doesn’t / can’t / couldn’t)

22. I’m going to swim ______ Monday with Tom. (at / on / for / of)

23. If my watch is broken, I ______ buy a new one because I always need one. (have to / might / have / may)

24. I have got an awful headache. If I see a chemist’s, I ______ buy some aspirins. (must / might / may / should to)

25. I plan to travel around the world. If I don’t visit my father in Japan this year, I ______ go to the USA. (must / have / may / ought to)

26. If you want to get good grades, you ______ study hard. (must / ought / have to/ have)

27. Let’s wait ______ it stops raining. (until / for / to / since)

28. I have lived in this house ______. (ago six years / in six years / since six years / for six years)

29. Columbus discovered America ______ the 15th century. (in / since / for / on)

30. The course begins ______ 8 am ______ 5 pm. (from ... during / from ... since / from ... to / in ... to)

31. I fell asleep ______ the movie. (during / si nce / from / for)

32. Bill asked where ______ from. (do I come / did I come / I come / I came)

33. He wonders what ______ with my heavy luggage. (I will do / I would do / will I do / I do)

34. He said that he was coming ______. (tomorrow after / yesterday / the next day / following day)

35. You ______ go to university if you want to study medicine. (has to / will / must / ought)

36. If you want to loose weight, you ______ eat too many sweets. (might not / mustn’t / shouldn’t / may not)

37. She wishes she __ ____ a new bicycle. (can have / will have / has / could have)

38. I ______ it ______ rain so much in this city. (wishes ... didn’t / wish ... didn’t / wished ... don’t / wish ... don’t)

39. If you want to get well, you ______ see a doctor. (must / might / may / ou ght)

40. ______ you ever wish you ______ fly? (Did ... could / Do ... could / Do ... can / Did ... can)

41. If he doesn’t come soon, he ______ be late. (has / ought to / ought / might)

42. I wish I ______ on a beautiful sunny beach now. (would be lying / can be lying / can be lied / could be lying)

43. ______ he will change his job if he go to the USA. (Perhaps / Since / Recently / Lately)

44. He ______ someone ______ answer that telephone. It’s been ringing for about five minutes. (wish ... can / wish ... would / wi shes ... can / wishes ... would)

45. If the kitchen is in a mess, you ______ clean it. (will / might / ought to / may)

46. I wish you ______ so fast. It makes me nervous. (weren’t driving / can’t drive / won’t drive / will not drive)

47. The music next door is very loud. I wish they ______. (would turn it down / can turn down it / will turn it down / turn down it

Underline the correct answer
If you like, I can/may make an appointment for you to see Dr Krall tomorrow.
Passengers mustn’t /don’t have to smoke while on board the plane.
Don’t let Sylvia climb that tree. She might/can fall.
You probably shouldn’t/ mustn’t keep your passport in that pocket: it could/ should easily be stolen.
I’m afraid Karen can’t/couldn’t come to the party tomorrow because she’s got flu.
Oh no! It mustn’t/can’t be 7 o’clock already. John and Graham will be here in fifteen minutes.
I absolutely ought to/have to leave the house at 6 if I want to be at the station by six-thirty.
Be careful, that pot’s very heavy. You have to/could hurt your back.
I have to/ must wear uniform at work according to the work principles.
Jack told his son: ‘Today, you have to/ must cut the grass in the garden.’
I’m not sure where he is now. He might/can be in his office.
When I was at high school, we had to/must wear uniform on Mondays.
He couldn’t/shouldn’t write until he was eight.
This is the first time Tom’s been to Germany. Fortunately, he will /can speak German.

Choose the best answer to complete the following sentences. 1. Children get present ______ Christmas and ______ their birthday. (at ... at / on ... on / on ... at / at ... on)

2. If you are going to the post office, would you post a letter ______ me? (to / at / on / for)

3. The windows haven’t been cleaned ______ weeks. (ago / since / for / to)

4. We usually go to our home village at least once ______ the summer. (in / on / to / for)

5. He said that John ______ up his job. (has given / have given / had given / had to give)

6. When I saw Susan, she said she was taking her driving test ______. (today / the next day / tomorrow / the tomorrow)

7. My TV is broken. I wish it ______ soon. (would be repaired / is repaired/ was repaired / will be repaired)

8. I have lived with my parents. I wish I ______ an apartment. (will have / had / would / has)

9. Have you ever wished you ______ to ski when you were younger? (will learn / could learn / learn / can learn)

10. Sometimes he wishes he ______ a different career when he graduates. (can choose / choose / will choose / could choose)

11. Matthew said he was meeting a friend at the station later ______. (that day / yesterday / tomorrow / this today)

12. The astronauts have alrea dy been in orbit ______ two days. (since / for / till / to)

13. We have lunch from 12.00 ______ 1.00. Then we start again go on______ 5.30. (to ... at / from ... to / to ... to / to ... till)

14. She said that she ______ to learn to drive. (is going / go / goes /was going)

15. She asked me ______ I liked pop music. (if / that / what / when)

Choose the best answer to complete the following sentences. 1. Children get present ______ Christmas and ______ their birthday. (at ... at / on ... on / on ... at / at ... on)

2. If you are going to the post office, would you post a letter ______ me? (to / at / on / for)

3. The windows haven’t been cleaned ______ weeks. (ago / since / for / to)

4. We usually go to our home village at least once ______ the summer. (in / on / to / for)

5. He said that John ______ up his job. (has given / have given / had given / had to give)

6. When I saw Susan, she said she was taking her driving test ______. (today / the next day / tomorrow / the tomorrow)

7. My TV is broken. I wish it ______ soon. (would be repaired / is repaired/ was repaired / will be repaired)

8. I have lived with my parents. I wish I ______ an apartment. (will have / had / would / has)

9. Have you ever wished you ______ to ski when you were younger? (will learn / could learn / learn / can learn)

10. Sometimes he wishes he ______ a different career when he graduates. (can choose / choose / will choose / could choose)

11. Matthew said he was meeting a friend at the station later ______. (that day / yesterday / tomorrow / this today)

12. The astronauts have alrea dy been in orbit ______ two days. (since / for / till / to)

13. We have lunch from 12.00 ______ 1.00. Then we start again go on______ 5.30. (to ... at / from ... to / to ... to / to ... till)

14. She said that she ______ to learn to drive. (is going / go / goes /was going)

15. She asked me ______ I liked pop music. (if / that / what / when)

1. put '' mustn't , must , have to or ought to '' to complete the sentences

1. remember that the letter ......MUST........ be sent to her this moring

2. police : you ....MUST..... bring your own driving license when you drive a car

3. we didn't .......OUGHT TO..... spend too much time taking the taxi

4. '' you .......MUSTN'T....... interrupt when I am speaking '' he said to the child

5. my husband will .......HAVE TO....... cook his own meals if I am away

6. Trainer : you .......OUHGT TO...... spend 8 hours practicing ball a day

7. you ........MUST........ not worry about this . I will help you

8. tell him that he .......HAS TO........be there by mine . they insist on it

9. our staffs .........MUST.......... wear uniform when they are at the office

10. director : office hour begins at 7 : 00 a.m , so you ......OUGHT TO...... be here before 7:00 a.m

VI. Complete the sentences with a form of “ must / mustn’t ” or “ have to/ has to/ don’t have to ”.
1.  don’t have to 
2. mustn’t 
3. mustn’t 
4. mustn’t
5. don’t have to
6. mustn’t
7. mustn’t
8. don’t have to
8. mustn’t
9. mustn’t
10.don’t have to
12. mustn’t
13. mustn’t
14. don’t have to
15. mustn't
16. has to
17. have 
18. mustn't
19. mustn't
20. must

1. You don't have to pick me up tomorrow. I will take a taxi.

2. Look at that sign! You mustn't walk on the grass.

3. You mustn't blame anyone for your mistakes. You need to be responsible for yourself. 

4. You don't have to be absent from class tomorrow because the teacher will check your attendance. 

5. I don't have to prepare dinner because we will eat out tonight. 

6. You mustn't  leave any rubbish here. It is forbidden.

7. You don't have to let anyone know that. It is a big secret.

8. You don't have to come early tomorrow because the event will start late.

9. You mustn't park your car here. There is a "No Parking" sign.

10. They mustn't forget their homework at home.
11.I don't have to do the housework because I have a maid do it for me.
12. They mustn't break the rule that way. It is unacceptable.
13. I mustn't use the computer after 11pm because my mother doesn’t allow me to.
14. You don't have to buy that book. I will lend you mine.
15. Students mustn't look at their notes while they are taking the exam.
16. My mother has a terrible headache so she has to stop working today.

17. There is an accident, and the traffic is blocked. We must to stay here for a while.
18. While operating a motor vehicle, you mustn't drink and drive.
19. You mustn't skip classes too often or you will not pass the final exam.
20. They have to work hard and earn a lot of money. They want to move to a larger apartment.